diff options
Diffstat (limited to 'identity/support/src')
| -rw-r--r-- | identity/support/src/IdentityCredentialSupport.cpp | 32 |
1 files changed, 14 insertions, 18 deletions
diff --git a/identity/support/src/IdentityCredentialSupport.cpp b/identity/support/src/IdentityCredentialSupport.cpp index 38348ac1b0..6418028c6a 100644 --- a/identity/support/src/IdentityCredentialSupport.cpp +++ b/identity/support/src/IdentityCredentialSupport.cpp @@ -833,9 +833,16 @@ bool parseAsn1Time(const ASN1_TIME* asn1Time, time_t* outTime) { optional<vector<vector<uint8_t>>> createAttestation( const EVP_PKEY* key, const vector<uint8_t>& applicationId, const vector<uint8_t>& challenge, uint64_t activeTimeMilliSeconds, uint64_t expireTimeMilliSeconds, bool isTestCredential) { + // Pretend to be implemented in a trusted environment just so we can pass + // the VTS tests. Of course, this is a pretend-only game since hopefully no + // relying party is ever going to trust our batch key and those keys above + // it. + ::keymaster::PureSoftKeymasterContext context(::keymaster::KmVersion::KEYMASTER_4_1, + KM_SECURITY_LEVEL_TRUSTED_ENVIRONMENT); + keymaster_error_t error; ::keymaster::CertificateChain attestation_chain = - ::keymaster::getAttestationChain(KM_ALGORITHM_EC, &error); + context.GetAttestationChain(KM_ALGORITHM_EC, &error); if (KM_ERROR_OK != error) { LOG(ERROR) << "Error getting attestation chain " << error; return {}; @@ -855,12 +862,6 @@ optional<vector<vector<uint8_t>>> createAttestation( } expireTimeMilliSeconds = bcNotAfter * 1000; } - const keymaster_key_blob_t* attestation_signing_key = - ::keymaster::getAttestationKey(KM_ALGORITHM_EC, nullptr); - if (attestation_signing_key == nullptr) { - LOG(ERROR) << "Error getting attestation key"; - return {}; - } ::keymaster::X509_NAME_Ptr subjectName; if (KM_ERROR_OK != @@ -874,8 +875,11 @@ optional<vector<vector<uint8_t>>> createAttestation( i2d_X509_NAME(subjectName.get(), &subjectPtr); + uint64_t nowMilliSeconds = time(nullptr) * 1000; ::keymaster::AuthorizationSet auth_set( ::keymaster::AuthorizationSetBuilder() + .Authorization(::keymaster::TAG_CERTIFICATE_NOT_BEFORE, nowMilliSeconds) + .Authorization(::keymaster::TAG_CERTIFICATE_NOT_AFTER, expireTimeMilliSeconds) .Authorization(::keymaster::TAG_ATTESTATION_CHALLENGE, challenge.data(), challenge.size()) .Authorization(::keymaster::TAG_ACTIVE_DATETIME, activeTimeMilliSeconds) @@ -914,19 +918,11 @@ optional<vector<vector<uint8_t>>> createAttestation( } ::keymaster::AuthorizationSet hwEnforced(hwEnforcedBuilder); - // Pretend to be implemented in a trusted environment just so we can pass - // the VTS tests. Of course, this is a pretend-only game since hopefully no - // relying party is ever going to trust our batch key and those keys above - // it. - ::keymaster::PureSoftKeymasterContext context(::keymaster::KmVersion::KEYMASTER_4_1, - KM_SECURITY_LEVEL_TRUSTED_ENVIRONMENT); - - ::keymaster::CertificateChain cert_chain_out = generate_attestation_from_EVP( - key, swEnforced, hwEnforced, auth_set, context, move(attestation_chain), - *attestation_signing_key, &error); + ::keymaster::CertificateChain cert_chain_out = generate_attestation( + key, swEnforced, hwEnforced, auth_set, {} /* attest_key */, context, &error); if (KM_ERROR_OK != error) { - LOG(ERROR) << "Error generate attestation from EVP key" << error; + LOG(ERROR) << "Error generating attestation from EVP key: " << error; return {}; } |